Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here.

This legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  MDEQ_WQ_WQX >  MDEQ_WQ_WQX-M10SMTHR01

Smith River at Eden Bridge (MDEQ_WQ_WQX-M10SMTHR01) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This river/stream site, maintained by the Montana DEQ WQPB (identifier MDEQ_WQ_WQX), has the name "Smith River at Eden Bridge" and has the identifier MDEQ_WQ_WQX-M10SMTHR01. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10030103.

This site is located in Cascade County County, Montana at 47.2361500000 degrees latitude and -111.3888000000 degrees longitude using the datum NAD27. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "MDEQ_WQ_WQX-M10SMTHR01" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Biological, Algae, Cyanobacteria 2018 - 2020
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2017 - 2021
Biological, Counts 2002 - 2021
Biological, Photosynthetic Pigments 2020 - 2020
Information 2003 - 2021
Inorganics, Major, Metals 2004 - 2021
Inorganics, Major, Non-metals 2004 - 2021
Inorganics, Minor, Metals 2004 - 2019
Inorganics, Minor, Non-metals 2004 - 2019
Microbiological 2003 - 2005
Nutrient 2004 - 2021
Organics, Other 2018 - 2019
Physical 2003 - 2021
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier MDEQ_WQ_WQX
OrganizationFormalName Montana DEQ WQPB
MonitoringLocationIdentifier MDEQ_WQ_WQX-M10SMTHR01
MonitoringLocationName Smith River at Eden Bridge
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Smith River at Eden Bridge
HUCEightDigitCode 10030103
LatitudeMeasure 47.2361500000
LongitudeMeasure -111.3888000000
HorizontalCollectionMethodName GPS Code (Pseudo Range) Differential
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 30
CountyCode 013
ProviderName STORET